This accessory kit is designed for all Corning digital display hot plates and stirring hot plates (Models PC-400D, PC-420D, PC-600D, PC-620D). It is voltage independent and includes a temperature controller (6795PR) that controls the temperature of liquids up to 200ºC, a two piece, 5/16" (0.8cm) diameter, 18" (45.7cm) long support rod (440129) and magnetic stir bar retriever (6970SR). Item is an accessory kit to be used with a hot plate. It does not include the hot plate itself.